package com.tx.collections.map;

import java.util.concurrent.ConcurrentHashMap;

/**
 *
 */
public class ConcurrentHashMapDemo {
    public static void main(String[] args) {
        ConcurrentHashMap map = new ConcurrentHashMap();
        map.put("hello","world");
        System.out.println(map.get("hello"));
        map.remove("hello");
    }
}